elstontaidyn elstontaidyn

25-04-2020
Mathematics

contestada

Combine the like terms to create an equivalent expression 8n+12+(-9)-(-6n)

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altavistard altavistard

26-04-2020

Answer:

14n + 3

Step-by-step explanation:

Recall that +(-9) = -9, and that -(9) = -9.

Therefore,

8n+12+(-9)-(-6n) becomes 8n + 12 - 9 + 6 n.

Next, we combine like terms, obtaining 14n + 3

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